Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in LAES held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 13.2M | $34.7M | +34.0% | 37.577% | 0.00% |
| 2 | Anson Funds Management LP | 12.5M | $32.6M | β | 35.343% | 4.15% |
| 3 | HEIGHTS CAPITAL MANAGEMENT, INC | 3.1M | $8.2M | β | 8.898% | 2.30% |
| 4 | Kessler Investment Group, LLC | 994K | $2.6M | +191.8% | 2.819% | 1.23% |
| 5 | UBS Group AG | 933K | $2.4M | -71.0% | 2.648% | 0.00% |
| 6 | MILLENNIUM MANAGEMENT LLC | 314K | $822K | +131.7% | 0.890% | 0.00% |
| 7 | SBI Securities Co., Ltd. | 253K | $664K | +24.3% | 0.719% | 0.02% |
| 8 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | 169K | $443K | 0.0% | 0.479% | 0.00% |
| 9 | MANGROVE PARTNERS | 169K | $443K | β | 0.479% | 0.04% |
| 10 | Vident Advisory, LLC | 161K | $423K | -40.4% | 0.458% | 0.00% |
| 11 | Bank of New York Mellon Corp | 118K | $309K | β | 0.334% | 0.00% |
| 12 | Virtue Capital Management, LLC | 115K | $266K | +2598.9% | 0.326% | 0.04% |
| 13 | Finer Wealth Management, Inc. | 100K | $263K | 0.0% | 0.285% | 0.13% |
| 14 | STATE STREET CORP | 100K | $262K | +45.0% | 0.284% | 0.00% |
| 15 | Engineers Gate Manager LP | 92K | $241K | +41.4% | 0.261% | 0.00% |
| 16 | True Vision MN LLC | 85K | $223K | +240.9% | 0.241% | 0.12% |
| 17 | SIMPLEX TRADING, LLC | 80K | $210K | -26.6% | 0.228% | 0.01% |
| 18 | Squarepoint Ops LLC | 80K | $209K | +322.5% | 0.227% | 0.00% |
| 19 | GEODE CAPITAL MANAGEMENT, LLC | 76K | $198K | 0.0% | 0.214% | 0.00% |
| 20 | GOLDMAN SACHS GROUP INC | 74K | $194K | +90.0% | 0.210% | 0.00% |
| 21 | LPL Financial LLC | 71K | $185K | -29.9% | 0.200% | 0.00% |
| 22 | CITIGROUP INC | 59K | $155K | -27.6% | 0.167% | 0.00% |
| 23 | XTX Topco Ltd | 54K | $141K | -60.8% | 0.153% | 0.00% |
| 24 | MORGAN STANLEY | 54K | $141K | -50.1% | 0.153% | 0.00% |
| 25 | COMMONWEALTH EQUITY SERVICES, LLC | 53K | $140K | +7.7% | 0.152% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in LAES β a direct measure of their conviction.
Filings activity in LAES during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new LAES position in Q1 2026
Institutions that fully closed their LAES position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 83 | 14% | 80.90% | 5.83 pp | $88M | 6.7% |
| Q4 2025 | 96 | +41% | 86.73% | +46.31 pp | $95M | +115% |
| Q3 2025 | 68 | +26% | 40.42% | +7.85 pp | $44M | +24% |
| Q2 2025 | 54 | +42% | 32.57% | +21.96 pp | $36M | +207% |
| Q1 2025 | 38 | +65% | 10.61% | 4.87 pp | $12M | 31% |
| Q4 2024 | 23 | +229% | 15.48% | +15.47 pp | $17M | +146546% |
| Q3 2024 | 7 | 30% | 0.01% | 0.52 pp | $0M | 98% |
| Q2 2024 | 10 | β | 0.53% | β | $1M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying LAES stock.
Based on Q1 2026 13F filings, institutional ownership of SEALSQ Corp stands at 80.9%, held across 83 reporting institutions.
SUSQUEHANNA INTERNATIONAL GROUP, LLP is the largest reported institutional holder of LAES, with approximately 13,245,293 shares worth $0.03B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of LAES, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for LAES is 36 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
15 institutions opened new positions in LAES during Q1 2026, while 28 fully exited. 14 added to existing positions and 54 trimmed.
LAES institutional ownership fell by 5.83 percentage points quarter-over-quarter, with a net change of -13 holders.
The top 10 institutions account for 94.4% of all reported 13F value in LAES, and the top 25 account for 97.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
SEALSQ Corp (LAES) Institutional Ownership